Re: [PATCH 0/6] Support calling functions on dedicated physical cpu

From: Pali RohÃr
Date: Fri Mar 11 2016 - 07:28:25 EST

On Friday 11 March 2016 13:25:14 Peter Zijlstra wrote:
> On Fri, Mar 11, 2016 at 12:59:28PM +0100, Juergen Gross wrote:
> > Some hardware (e.g. Dell Studio laptops) require special functions to
> > be called on physical cpu 0 in order to avoid occasional hangs. When
> > running as dom0 under Xen this could be achieved only via special boot
> > parameters (vcpu pinning) limiting the hypervisor in it's scheduling
> > decisions.
> So instead of telling Dell to get their act together and fix their damn
> firmware, we're going to add the most horrid gunk to the kernel? How
> does that make sense?

Hi Peter! That problem is for old laptops and I doubt that Dell would
fix and distribute patches for 5-15 years old laptops...

Pali RohÃr